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filter is not described

preprocess_comment filter-hook . WP 1.5.0

Filters a comment's data before it is sanitized and inserted into the database.

Usage

add_filter( 'preprocess_comment', 'filter_function_name_2618' );
function filter_function_name_2618( $commentdata ){
	// filter...

	return $commentdata;
}
$commentdata(array)
Comment data.

Changelog

Since 1.5.0 Introduced.

Where the hook is called

wp_new_comment()
preprocess_comment
wp-includes/comment.php 2098
$commentdata = apply_filters( 'preprocess_comment', $commentdata );

Where in WP core the hook is used

Usage not found!